91.72% of all iron has 30 neutrons.
But there are also stable forms of iron with 31 and 32 neutrons.
How many neutons in Berryllium?
10
22
2 neutrons
A silver atom has 47 protons and 61 neutrons.
the atomic number of hafnium is 72, protons? 72, neutrons? 106, electrons? 72
For each isotope the number of neutrons is different.Number of neutrons = Mass number of an No isotope - 102
9.1818 neutons
Sulfur is a non metal element. Mass number of it is 32.
the nucleus
they look like fig neutons
They have little bit simillar mass. But there are no charge on neutrons.